| 5/7/2021 | Season Opener | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 5/14/2021 | Summit USRA Weekly Racing Series | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 5/22/2021 | Demolition Derby | |
| 6/4/2021 | Summit USRA Weekly Racing Series | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 6/11/2021 | Summit USRA Weekly Racing Series | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 6/18/2021 | Summit USRA Weekly Racing Series | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 6/19/2021 | Iowa ATV Hare Scramble Series (IATVHSS) | |
| + Flat Track TT Racing | ||
| 7/2/2021 | 4th of July Spectacular | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 7/9/2021 | Summit USRA Weekly Racing Series | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 7/16/2021 | Attig & Hobbs presented Fan Appreciation & Kids Night | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 8/6-8/7/2021 | GBC Heartland Challenge | |
| 10-Hour ATV & 4-Hour UTV/SXS Endurance Off-Road Cross-Country Racing Series | ||
| 8/14/2021 | Praise Fest Christian Concert | |
| 8/27/2021 | Season Championships | |
| United Plant Services USRA Modifieds, Marsh Concrete USRA Stock Cars, On The Go Lock & Key USRA B-Mods, Pickett Salvage USRA Hobby Stocks and Matt's Tire Service USRA Tuners | ||
| 9/11/2021 | Iowa ATV Hare Scramble Series (IATVHSS) | |